national security correspondent jennifer griffin is live at the pentagon. so timing is everything, isn't it, jennifer? tell us a little bit about what we're seeing this now. >> reporter: well, it needs to be seen, jenna, in the context of israel's concern, its larger concern about iran. here's the ambassador to the united states, michael orton. >> our problem is not our border with gaza, but other countries' boards with gaza -- borders with gaza and arms that come from iran through sudan. among the rockets being fired at us are those which come directly from iran. we know that hamas terrorists have trained with the iranians. there's a strong connection. >> reporter: in the few years, jenna, hamas has been stockpiling these rockets with the help of iran. hamas and hezbollah to the north in lebanon have become proxy groups for iran. israel has long known that if it participates in a strike on iran's nuclear program, that iran will use hamas and hezbollah to fire rockets into israel. in a way israeli officials believe they will have to deal with the rockets fr